XipID API changelog

Every released version, newest first, named by the day its contract was fixed. A request names one in Xip-Version; without one it is answered in the version its org is pinned to. Within a version an answer may gain a member and an enum a value, which a client carries through.

2026-09-26

Added

• Challenges: create one and read it, as a brand or as an org's agent the person delegated their presence to; cancel it, and read its deliveries and the frames kept from its selfies. Create a challenge, Read a challenge, Cancel a challenge, List a challenge's deliveries, Read a challenge's frames
• Subjects: refer a person, read the subject, search the brand's subjects under a reference, and enroll and delete a reference face. Refer a person, Read a subject, Search subjects by reference, Enroll a reference face, Delete a reference face
• Events: list the brand's events of the last 30 days, read one, and deliver one again. List events, Read an event, Deliver an event again
• The outcome: posted to the callback URL as a signed event when a challenge closes, naming the agent that asked when an agent did.
• Delegations: an org's agent asks a person to delegate their presence to it, and reads its request as it stands. Ask a person to delegate, Read a delegation request